Lưu ý: Khi chủ ngữ trong câu chủ động là "I, we, they, he, she" thì khi chuyển sang câu bị động có thể bỏ "by O"

1. Several prizes are given to the best atudents every year

2. Jenny's bedroom was painted by her parents two days ago

3. A presentation on the sales figures won't be given by Aunt Daisy

4. What is going to be done in five years' time?

5. She should be told about that

6. Badminton used to be played late in the afternoons

7. Those heavy boxes can be lifted by the man

8. Digital cameras hadn't been invented when we took that photo

9. By whom has been the food cooked?

10. The trees are being planted by the students in the school garden now

1. Several prizes is given to the best students every year

2. Her bedroom was painted by Jenny's parents two days ago

3. A presentation won't be given on the sales figures by aunt Daisy

4. What are going to be done by you in five years' time?

5. She should be told about that by you

6. Badminton used to be played late by him in the afternoons

7. Those heavy boxes can be lifted by the man

8. Digital cameras hadn't been invented when we took that photos

9. Who has the food been cooked?

10. The trees are being planted in the school garden by the students now

*Cấu trúc bị động:

QKĐ: S + was/ were + PP + (by O)

HTĐ: S + am/ is/ are + PP + (by O)

HTTD: S + am/ is/ are + being + PP + (by O)

HTHT: S + have/ has + been + PP+ (by O)

TLĐ: S + will be + PP + (by O)

S + modal verb + be + PP (+ by O)